LOS ANGELES--(BUSINESS WIRE)--Feb. 15, 2005--Hythiam, Inc. (AMEX: HTM), a healthcare services management company that delivers to treatment providers both proprietary administrative services and physiological protocols designed to treat addiction, will be presenting on February 23, 2005 at the Roth Capital Partners 17th Annual Growth Stock Conference. Terren S. Peizer, Chairman and Chief Executive Officer of Hythiam, will present at the conference, which will be held February 21-23, 2005 at the St. Regis Monarch Beach Resort and Spa, Dana Point, California. The presentation will be web cast live on February 23rd at 1:30 p.m. PT. and available for listening on the following presentation link: http://www.wsw.com/webcast/roth5/htm